JPH0235913Y2 - - Google Patents
Info
- Publication number
- JPH0235913Y2 JPH0235913Y2 JP5607985U JP5607985U JPH0235913Y2 JP H0235913 Y2 JPH0235913 Y2 JP H0235913Y2 JP 5607985 U JP5607985 U JP 5607985U JP 5607985 U JP5607985 U JP 5607985U JP H0235913 Y2 JPH0235913 Y2 JP H0235913Y2
- Authority
- JP
- Japan
- Prior art keywords
- wedge
- liner
- sloped
- grease
- wedge material
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 239000011435 rock Substances 0.000 claims description 25
- 239000004519 grease Substances 0.000 claims description 23
- 239000000463 material Substances 0.000 claims description 20
- 238000005461 lubrication Methods 0.000 description 3
- 238000009412 basement excavation Methods 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
Landscapes
- Drilling And Exploitation, And Mining Machines And Methods (AREA)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5607985U JPH0235913Y2 (enExample) | 1985-04-17 | 1985-04-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5607985U JPH0235913Y2 (enExample) | 1985-04-17 | 1985-04-17 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS61173590U JPS61173590U (enExample) | 1986-10-28 |
| JPH0235913Y2 true JPH0235913Y2 (enExample) | 1990-10-01 |
Family
ID=30579346
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5607985U Expired JPH0235913Y2 (enExample) | 1985-04-17 | 1985-04-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0235913Y2 (enExample) |
-
1985
- 1985-04-17 JP JP5607985U patent/JPH0235913Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS61173590U (enExample) | 1986-10-28 |
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